Cheap Bus tickets to Bolu

What are the most popular routes to Bolu?

Istanbul Europe - BoluAverage price₪50Average duration5h 15mDaily departures125
Istanbul Asia - BoluAverage price₪51Average duration3h 45mDaily departures53
Sakarya - BoluAverage price₪40Average duration1h 40mDaily departures30
Eskişehir - BoluAverage price₪83Average duration4h 10mDaily departures2
Gebze - BoluAverage price₪47Average duration3hDaily departures37